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61 lines
1.6 KiB
61 lines
1.6 KiB
1 month ago
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#!/bin/bash
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usage() {
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echo "Usage: $0 -o <out_dir> -k <key> -v <value> [-p <precision>]" 1>&2;
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echo " " 1>&2;
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echo "Checks if a key:value appears in the fuzzer_stats report" 1>&2;
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echo " " 1>&2;
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echo -n "If \"value\" is numeric and \"precision\" is defined, checks if the stat " 1>&2;
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echo "printed by afl is value+/-precision." 1>&2;
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exit 1; }
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while getopts "o:k:v:p:" opt; do
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case "${opt}" in
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o)
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o=${OPTARG}
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;;
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k)
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k=${OPTARG}
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;;
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v)
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v=${OPTARG}
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;;
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p)
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p=${OPTARG}
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;;
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*)
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usage
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;;
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esac
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done
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if [ -z $o ] || [ -z $k ] || [ -z $v ]; then usage; fi
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# xargs to trim the surrounding whitespaces
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stat_v=$( grep $k "$o"/fuzzer_stats | cut -d ":" -f 2 | xargs )
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v=$( echo "$v" | xargs )
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if [ -z stat_v ];
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then echo "ERROR: key $k not found in fuzzer_stats." 1>&2
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exit 1
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fi
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re_percent='^[0-9]+([.][0-9]+)?\%$'
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# if the argument is a number in percentage, get rid of the %
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if [[ "$v" =~ $re_percent ]]; then v=${v: :-1}; fi
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if [[ "$stat_v" =~ $re_percent ]]; then stat_v=${stat_v: :-1}; fi
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re_numeric='^[0-9]+([.][0-9]+)?$'
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# if the argument is not a number, we check for strict equality
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if (! [[ "$v" =~ $re_numeric ]]) || (! [[ "$stat_v" =~ $re ]]);
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then if [ "$v" != "$stat_v" ];
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then echo "ERROR: \"$k:$stat_v\" (should be $v)." 1>&2
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exit 2;
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fi
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# checks if the stat reported by afl is in the range
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elif [ "$stat_v" -lt $(( v - p )) ] || [ "$stat_v" -gt $(( v + p )) ];
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then echo "ERROR: key $k:$stat_v is out of correct range." 1>&2
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exit 3;
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fi
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echo "OK: key $k:$stat_v" 1>&2
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